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Answers
Answer:
ans 1
Step-by-step explanation:
81265×169−81265×69
=81265×(169−69)
=81265×100
=8126500.
ans 2
Solution :-a) 20 and 28. Factors of 20 = 1, 2, 4, 5, 10 and 20. Factors of 28 = 1, 2, 4, 7, 14 and 28. ...b) 15 and 25. Factors of 15 = 1, 3, 5 and 15. Factors of 25 = 1, 5 and 25. ...c) 35 and 50. Factors of 35 = 1, 5, 7 and 35. Factors of 50 = 1, 2, 5, 10, 25 and 50. ...d) 56 and 120. Factors of 56 = 1, 2, 4, 7, 8, 14, 28 and 56.
ans 3
Therefore, 572 is also divisible by 4. by 8: last three digits are 572 and 572 is not divisible by 8. by 4: last two digits are 52 and 52 is divisible by 4. Therefore, 726352 is also divisible by 4.
ans 4
The sum by suitable rearrangement for 837 + 208 + 363 and 1962 + 453 + 1538 + 647 are 1408 and 4600 respectively.
Answer:
Answer:Solve the following. (any 5)
Answer:Solve the following. (any 5) 1- Find the value of the following
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69=81265×(169−69)
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69=81265×(169−69)=81265×100
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69=81265×(169−69)=81265×100=8126500.
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69=81265×(169−69)=81265×100=8126500.2- Find the common factor of -
Answer:Solve the following. (any 5) 1- Find the value of the following 81265 x169-81265x 69 ans . 81265×169−81265×69=81265×(169−69)=81265×100=8126500.2- Find the common factor of - (a) 20 and 28 -There are 3 common factors of 20 and 28, that are 1, 2, and 4. Therefore, the greatest common factor of 20 and 28 is 4.
(b) 35 and 50 -GCF of 35 and 50 by Prime Factorization
GCF of 35 and 50 by Prime FactorizationPrime factorization of 35 and 50 is (5 × 7) and (2 × 5 × 5) respectively. As visible, 35 and 50 have only one common prime factor i.e. 5. Hence, the GCF of 35 and 50 is 5.
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